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(Nc1ccccc1Cl)c1ccc2nsnc2c1
b) COc1cccc(OCCNC(=O)CSc2ccc(C(F)(F)F)cc2[N+](=O)[O-])c1
c) CCCc1nc(N2CCN(C)CC2)c2sc(=S)n(-c3ccccc3)c2n1
d) O=C(COC(=O)CCCN=C1NS(=O)(=O)c2ccccc21)NC(=O)NC1CCCC1
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}