User: I want to know more about the molecule with SMILES CCOCc1cc(OC)c(-c2ccc(C[C@H](NC(=O)c3c(F)cccc3F)C(=O)O)cc2)c(OC)c1.
Assistant: How can I help?
User: What is the molecular weight of this compound's parent molecule?
Assistant: 499.51
User: I want to know more about the {#molecule|chemical|compound!} with {SMILES__description} {SMILES#}.
Assistant: {#Sure, what is your question?|How can I help?|That sounds interesting, how can I help?|Interesting, how can I help?!}
User: {quest#}
Assistant: {#The answer is |!}{answ#}
CCOCc1cc(OC)c(-c2ccc(C[C@H](NC(=O)c3c(F)cccc3F)C(=O)O)cc2)c(OC)c1
CCOCc1cc(OC)c(-c2ccc(C[C@H](NC(=O)c3c(F)cccc3F)C(=O)O)cc2)c(OC)c1
(2S)-2-[(2,6-difluorobenzoyl)amino]-3-[4-[4-(ethoxymethyl)-2,6-dimethoxyphenyl]phenyl]propanoic acid
What is the molecular weight of this compound's parent molecule?
499.51