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: COC(=O)c1ccc(/C=C2/SC(=S)N(CCC(=O)N3CCOCC3)C2=O)cc1
b: CCCN1CCC(=O)N(CCOc2ccccc2)CC1
c: CCn1c(C(C)NS(=O)(=O)c2ccc(Cl)cc2)n[nH]c1=S
d: Cc1nc([N+](=O)[O-])c(NCCCO)n1Cc1ccccc1
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}