Virginiamycin S1

Virginiamycin S1; Staphylomycin S (6CI,7CI,8CI); 12H-Pyrido[2,1-f]pyrrolo[2,1-l][1,4,7,10,13,16]oxapentaazacyclononadecine, cyclic peptide deriv.; Antibiotic 1754Z3B; Factor S; Factor S (antibiotic); Glycine, N-[(3-hydroxy-2-pyridinyl)carbonyl]-L-threonyl-D-2-aminobutanoyl-L-prolyl-N-methyl-L-phenylalanyl-4-oxo-L-2-piperidinecarbonyl-L-2-phenyl-, ρ-lactone; N-[(3-Hydroxy-2-pyridinyl)carbonyl]-L-threonyl-D-2-aminobutanoyl-L-prolyl-N-methyl-L-phenylalanyl-4-oxo-L-2-piperidinecarbonyl-L-2-phenylglycine ρ-lactone; Staphylomycin S1

O=C1N2[C@](C(=O)N[C@H](C(=O)O[C@H](C)[C@H](NC(=O)C3=C(O)C=CC=N3)C(=O)N[C@H](CC)C(=O)N4[C@](C(=O)N(C)[C@H]1CC5=CC=CC=C5)(CCC4)[H])C6=CC=CC=C6)(CC(=O)CC2)[H]

InChI=1S/C43H49N7O10/c1-4-29-40(56)49-21-12-17-30(49)41(57)48(3)32(23-26-13-7-5-8-14-26)42(58)50-22-19-28(51)24-31(50)37(53)47-35(27-15-9-6-10-16-27)43(59)60-25(2)34(38(54)45-29)46-39(55)36-33(52)18-11-20-44-36/h5-11,13-16,18,20,25,29-32,34-35,52H,4,12,17,19,21-24H2,1-3H3,(H,45,54)(H,46,55)(H,47,53)/t25-,29-,30+,31+,32+,34+,35+/m1/s1

IUPAC name: N-[(3S,6S,12R,15S,16R,22S)-3-benzyl-12-ethyl-4,16-dimethyl-2,5,11,14,18,21,24-heptaoxo-19-phenyl-17-oxa-1,4,10,13,20-pentazatricyclo[20.4.0.0^{6,10}]hexacosan-15-yl]-3-hydroxy-pyridine-2-carboxamide