The PR imine, with CAS registry number 56349-25-8, has the systematic name of 2-hydroxy-1a,7,7a-trimethyl-1a,2,4b,5a,6,7,7a,8-octahydro[1]benzoxireno[3,2-f]oxireno[c]indol-6-yl acetate. And the chemical formula of this chemical is C₁₇H₂₁NO₅. Pr toxin is degraded into Pr imine in the culture medium of Penicillium roqueforti.

Physical properties of PR imine: (1)ACD/LogP: -0.75; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -1.12; (4)ACD/LogD (pH 7.4): -0.76; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 3.99; (8)ACD/KOC (pH 7.4): 9.12; (9)#H bond acceptors: 6; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 72.95 Å²; (13)Index of Refraction: 1.73; (14)Molar Refractivity: 77.92 cm³; (15)Molar Volume: 195 cm³; (16)Polarizability: 30.89×10^-24cm³; (17)Surface Tension: 58.7 dyne/cm; (18)Density: 1.63 g/cm³; (19)Flash Point: 236.7 °C; (20)Enthalpy of Vaporization: 84.14 kJ/mol; (21)Boiling Point: 467.7 °C at 760 mmHg; (22)Vapour Pressure: 1.03E-10 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C(OC5C(C2(/C(=C\C1=N\C(O)C3(OC13C2)C)C4OC45)C)C)C
(2)InChI: InChI=1/C17H21NO5/c1-7-11(21-8(2)19)13-12(22-13)9-5-10-17(6-15(7,9)3)16(4,23-17)14(20)18-10/h5,7,11-14,20H,6H2,1-4H3
(3)InChIKey: SBGVOJKUHUEKNQ-UHFFFAOYAM
(4)Std. InChI: InChI=1S/C17H21NO5/c1-7-11(21-8(2)19)13-12(22-13)9-5-10-17(6-15(7,9)3)16(4,23-17)14(20)18-10/h5,7,11-14,20H,6H2,1-4H3
(5)Std. InChIKey: SBGVOJKUHUEKNQ-UHFFFAOYSA-N