You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: The molecule is a nutrient.
user
C=CC1=C(C)C(CC2=NC(=C3c4[nH]c(Cc5[nH]c(C=O)c(C)c5CC)c(C)c4C(=O)C3C(=O)OC)C(CCC(=O)O)C2C)NC1=O
assistant