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) O=C(O)c1ccc2cccc(O)c2n1
b) CN(Cc1ccccc1)C(=O)[C@@H]1CCCN1S(=O)(=O)c1ccc(Cl)cc1
c) Cc1nnc(C)n1/N=C/C=C/c1ccccc1
d) Cc1cc(C)c(NC(=O)C2CC(=O)N(c3ccc4c(c3)OCCO4)C2)c(C)c1
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}