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(c1ccncc1)N1CCCC(N2CCN(c3ccc(F)cc3)CC2)C1
b. COc1cccc(-n2c(Cn3nc(C(F)(F)F)cc3C)n[nH]c2=S)c1
c. O=C(NCc1ccccc1)C(=O)NCC1OCCN1S(=O)(=O)c1ccc(Br)cc1
d. CCc1ccc(NC(=O)C2CCN(C(=O)N3CCOc4ccccc43)CC2)cc1
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}