Task: Answer the following question about the molecule with SMILES CCOC(=O)c1ccc(C#Cc2ccc3c(c2)C(C)(C)CCS3)nc1.
Description: What is the molecular weight of this compound's parent molecule?
Answer: 351.47
Task: Answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
CCOC(=O)c1ccc(C#Cc2ccc3c(c2)C(C)(C)CCS3)nc1
CCOC(=O)c1ccc(C#Cc2ccc3c(c2)C(C)(C)CCS3)nc1
ethyl 6-[2-(4,4-dimethyl-2,3-dihydrothiochromen-6-yl)ethynyl]pyridine-3-carboxylate
What is the molecular weight of this compound's parent molecule?