312.46
[1]. Svetlana Doronina, et al. Monomethylvaline compounds capable of conjugation to ligands. US20050238649A1.
P261-P264-P20-P21-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501
GHS0