You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
potassium;9-[2-carboxy-4-[[2-[[2-[[2-[[2-[[(2R,3R,4S,5R,6R)-6-[(Z)-5-[(1R,2R)-2-(carboxymethyl)-5-oxocyclopentyl]pent-3-enoxy]-3,4,5-trihydroxyoxan-2-yl]methylamino]-2-oxoethyl]amino]-2-oxoethyl]amino]-2-oxoethyl]amino]-2-sulfanylideneethyl]amino]phenyl]-6-oxoxanthen-3-olate is the IUPAC name of a molecule. Please give its molecular formula.
user
C46H50KN5O16S
assistant