Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (IC50 less than 10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) O=C(Nc1ccc2c(c1)OCO2)c1cccc(F)c1
b.) CCCC(c1nnnn1Cc1ccc(OC)cc1)N1CCN(C(=O)c2ccco2)CC1
c.) Cc1ccc(NC(=O)CN2C(=O)C(=O)N(C3CCCC3)C2=O)cc1Cl
d.) Cc1ccc(Cn2nnc3c(=O)[nH]c(C4CCN(S(=O)(=O)c5ccc(S(=O)(=O)NC6CC6)cc5)CC4)nc32)cc1
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_inhib%}
Answer: {%multiple_choice_result}