You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the SMILES representation of the molecule with IUPAC name [ethylsulfanyl-(prop-2-enylamino)methylidene]-[2-[ethylsulfanyl-(prop-2-enylamino)methylidene]azaniumylethyl]azanium ?
user
C=CCNC(=[NH+]CC[NH+]=C(NCC=C)SCC)SCC
assistant