Task: Please answer the multiple choice question.
Question: Which molecules are 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 O=C(OC1C[C@H]2CC3C[C@H](C1)[NH+]2CC3=O)C1=c2ccccc2=NC1
b COc1cc(N)c(Cl)cc1C(=O)NC1CCN(Cc2ccccc2)CC1
c C[C@H](Cc1cc2c(c(C(N)=O)c1)N(CCCO)CC2)NCCOc1ccccc1OCC(F)(F)F
d N#Cc1ccc(Cn2cncc2C[NH+](Cc2cccnc2)[C@H]2CCN(Cc3ccccc3)C2=O)cc1
Answer: a, b, c, d
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}
4-amino-N-(1-benzylpiperidin-4-yl)-5-chloro-2-methoxybenzamide