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 additional words.
Options:
a: Cc1ccccc1Cn1cc(NC(=O)c2nc3ncccn3n2)cn1
b: CC1CCN(S(=O)(=O)c2ccc3c4c2CC(=O)N4CC(C)S3)CC1
c: Cc1ccc(Cl)cc1N1CCN(CC(O)COCc2ccco2)CC1.O=C(O)C(=O)O
d: CCOC(=O)c1ccccc1NC(=S)N1CC(C)CC(C)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}