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. C=CCN(CC=C)C(=S)Nc1ccccc1
b. Cc1cccc(N(C(=O)CNC(=O)c2ccco2)C(C(=O)NC2CCCC2)c2ccncc2)c1
c. O=C(COc1ccc(CO)cc1)Nc1ccc(F)cc1
d. Cn1c(=O)c2c(nc(CN3CCN(c4ccc(F)cc4)CC3)n2CCN2CCOCC2)n(C)c1=O
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}