Get Best Price for 103945-78-4
(4S,7S,10R,17S,20S,23R)-4,17-Di-sec-butyl-7-((S)-1-hydroxy-ethyl)-20-hydroxymethyl-10,23-diisopropyl-12,25-dithia-3,6,9,16,19,22,27,28-octaaza-tricyclo[22.2.1.111,14]octacosa-1(26),11(28),13,24(27)-tetraene-2,5,8,15,18,21-hexaone