The Soyasaponin Aa, with cas registry number 117230-33-8, has the systematic name of (2S,3S,4S,5R,6R)-6-[[(3S,4S,4aR,6aR,6bS,8aR,9S,10R,12aS,14aR,14bR)-9-[(2S,3R,4S,5S)-3,5-dihydroxy-4-[(2S,3R,4S,5R)-3,4,5-triacetoxytetrahydropyran-2-yl]oxy-tetrahydropyran-2-yl]oxy-10-hydroxy-4-(hydroxymethyl)-4,6a,6b,8a,11,11,14b-heptamethyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-yl]oxy]-5-[(2S,3R,4S,5R,6R)-4,5-dihydroxy-6-(hydroxymethyl)-3-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydropyran-2-yl]oxy-tetrahydropyran-2-yl]oxy-3,4-dihydroxy-tetrahydropyran-2-carboxylic acid.

Physical properties about this chemical are: (1)ACD/LogP: 2.97; (2)# of Rule of 5 Violations: 3; (3)ACD/LogD (pH 5.5): 0.269; (4)ACD/BCF (pH 5.5): 1; (5)ACD/BCF (pH 7.4): 1; (6)ACD/KOC (pH 5.5): 1.956; (7)ACD/KOC (pH 7.4): 1; (8)#H bond acceptors: 31; (9)#H bond donors: 14; (10)#Freely Rotating Bonds: 33; (11)Polar Surface Area: 471.49 Å²; (12)Index of Refraction: 1.625; (13)Molar Refractivity: 321.671 cm³; (14)Molar Volume: 910.294 cm³; (15)Polarizability: 127.52×10^-24cm³; (16)Surface Tension: 80.337 dyne/cm.

You can still convert the following datas into molecular structure: 
(1)SMILES: CC(=O)O[C@@H]1CO[C@H]([C@@H]([C@H]1OC(=O)C)OC(=O)C)O[C@H]2[C@H](CO[C@H]([C@@H]2O)O[C@@H]3[C@@H](C(C[C@@H]4[C@]3(CC[C@@]5(C4=CC[C@H]6[C@]5(CC[C@@H]7[C@@]6(CC[C@@H]([C@]7(C)CO)O[C@H]8[C@@H]([C@H]([C@@H]([C@H](O8)C(=O)O)O)O)O[C@H]9[C@@H]([C@H]([C@H]([C@H](O9)CO)O)O)O[C@H]1[C@@H]([C@H]([C@@H]([C@H](O1)CO)O)O)O)C)C)C)C)(C)C)O)O
(2)InChI: InChI=1/C64H100O31/c1-25(68)85-33-23-84-56(50(87-27(3)70)46(33)86-26(2)69)91-45-30(71)22-83-54(44(45)79)95-52-51(80)59(4,5)19-29-28-11-12-35-61(7)15-14-36(62(8,24-67)34(61)13-16-64(35,10)63(28,9)18-17-60(29,52)6)90-58-49(42(77)41(76)47(92-58)53(81)82)94-57-48(40(75)38(73)32(21-66)89-57)93-55-43(78)39(74)37(72)31(20-65)88-55/h11,29-52,54-58,65-67,71-80H,12-24H2,1-10H3,(H,81,82)/t29-,30-,31+,32+,33+,34+,35+,36-,37+,38-,39-,40-,41-,42-,43+,44+,45-,46-,47-,48+,49+,50+,51-,52+,54-,55-,56-,57-,58+,60+,61-,62+,63+,64+/m0/s1
(3)InChIKey: KBGJRGWLUHSDLW-HCOXMXEYBO
(4)Std. InChI: InChI=1S/C64H100O31/c1-25(68)85-33-23-84-56(50(87-27(3)70)46(33)86-26(2)69)91-45-30(71)22-83-54(44(45)79)95-52-51(80)59(4,5)19-29-28-11-12-35-61(7)15-14-36(62(8,24-67)34(61)13-16-64(35,10)63(28,9)18-17-60(29,52)6)90-58-49(42(77)41(76)47(92-58)53(81)82)94-57-48(40(75)38(73)32(21-66)89-57)93-55-43(78)39(74)37(72)31(20-65)88-55/h11,29-52,54-58,65-67,71-80H,12-24H2,1-10H3,(H,81,82)/t29-,30-,31+,32+,33+,34+,35+,36-,37+,38-,39-,40-,41-,42-,43+,44+,45-,46-,47-,48+,49+,50+,51-,52+,54-,55-,56-,57-,58+,60+,61-,62+,63+,64+/m0/s1
(5)Std. InChIKey: KBGJRGWLUHSDLW-HCOXMXEYSA-N