Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. Cc1cccc(C)c1NC(=O)CN(C)CC(=O)c1c(N)n(Cc2ccccc2)c(=O)n(C)c1=O
b. O=C(Nc1cccc2c1CCCC2)C1CCN(c2nnnn2-c2ccccc2)CC1
c. CC1CCN(c2ccccc2N)CC1
d. CC(C)c1ccc(NC(=O)c2ccc3c(c2)CCN3S(C)(=O)=O)cc1
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}