You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule (4R,7S,10S,13S,16R)-16-[[(2S)-2,6-bis[[(2S)-2,6-bis(methylamino)hexanoyl]amino]hexanoyl]amino]-13-[(2S)-butan-2-yl]-7-(2-carboxyethyl)-10-[3-(diaminomethylideneamino)propyl]-6,9,12,15-tetraoxo-1,2-dithia-5,8,11,14-tetrazacycloheptadecane-4-carboxylic acid ?
user
C45H84N14O11S2
assistant