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. COc1ccccc1C(=O)NNC(=O)c1ccc(Cl)cc1
b. Cc1c(CNCCc2ccc(Cl)cc2)c(C(=O)O)c(C)n1Cc1ccccc1
c. O=C1C=C(N2CCOCC2)CC(c2ccccc2)C1
d. CCOc1ccc(NC(=S)N(CCc2c(C)[nH]c3ccc(C)cc23)Cc2ccncc2)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}