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: CCN(CC)c1ccc(CNC23CN4CN(CN(C4)C2)C3)cc1
b: CCCCC(CC)CNC(=O)CCCCn1c(=O)[nH]c2ccsc2c1=O
c: COc1ccc(-n2nc(C(=O)NCC(=O)N3CC(C)CC(C)C3)c3ccccc3c2=O)c(OC)c1
d: COc1ccc(Cl)cc1NC(=O)CCN1CCOCC1
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}