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 Cn1c(=O)c2c(nc(Cl)n2CC(=O)NC2(C#N)CCCCC2)n(C)c1=O
b CC1CCCCN1C(=O)C(=O)c1cn(CC(=O)N2CCCCCC2)c2ccccc12
c Cc1ccoc1C(=O)NCCNc1ccc(Cl)cc1[N+](=O)[O-]
d O=C(Nc1nc2cc3c(cc2s1)OCO3)C1CCCCC1
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}