Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CN(C)C(=O)CSc1nnc(NC(=O)CCc2ccccc2)s1
b. Cc1ccc(C)c(S(=O)(=O)N2CCN(C(=O)CSc3ccccc3)CC2)c1
c. COc1ccc(OC)c(CN2CCN(C(=O)c3cccc4ccccc34)CC2)c1.O=C(O)C(=O)O
d. CC(CC(=O)Nc1ccc2c(c1)OCCO2)c1ccccc1
Answer: a, b, c, 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}