Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: CCc1ccc(NC(=O)C2CCN(c3ncnc4c3nc3n4CCCCC3)CC2)cc1
b: COc1cccc(CNC(=S)NC2CC2)c1
c: Cc1nc2ccccc2n1C1CCN(C(=O)Nc2ccccc2)CC1
d: COc1ccc(NC(=O)C2CCN(c3ncnc4c3nc3n4CCCCC3)CC2)c(OC)c1
Answer: a, b, 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}