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: CN(Cc1ccccc1)C(=S)Nc1cccnc1
b: CCC(C)CCN1C(Nc2ccccc2)=NC[C@@H]1C
c: COCOc1ccc(-c2oc3c(C/C=C(\C)CCC=C(C)C)ccc(O)c3c(=O)c2OCOC)c(OCOC)c1
d: CCc1ccc(CSc2nccn2-c2ccccc2)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}