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 additional words.
Options:
a Nc1ccncc1
b Clc1ccc(C(c2ccc(Cl)cc2)n2cc[n+](C[C@H](OCc3ccc(Cl)cc3Cl)c3ccc(Cl)cc3Cl)c2)cc1
c COc1ccc(CNC(=O)c2cc3cc(Cl)ccc3o2)c(OC)c1
d c1ccc(C2(c3ccccc3)C[C@H]2C2=[NH+]CCN2)cc1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
pyridin-4-amine