Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (IC50 < 10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a COc1ccccc1-c1nnc(SC(C)C(=O)O)n1-c1ccccc1
b CCCc1cc(=O)[nH]c2nnc(SCC(=O)Nc3nnc(SCC)s3)n12
c CN(C)c1ccc(S(=O)(=O)N2CCCCC2)cc1NC(=O)C1=COCCO1
d O=C(CN1CCC(NC(=O)Nc2ccccc2)CC1)Nc1ccc([N+](=O)[O-])cc1
Answer: d
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}