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: O=C(CSc1ccccn1)NCc1ccc2c(c1)OCO2
b: CC(=O)Nc1ccc(S(=O)(=O)N2CCCC2C(=O)Nc2ccc3c(c2)OCCO3)cc1
c: CCN(CC)c1ccc(S(=O)(=O)N2CCOCC2)cc1NC(=O)CSc1cccc[n+]1[O-]
d: CCCC(=O)NC(=S)Nc1sc2c(c1C(N)=O)CCC2
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}