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, d, or e without using any other words.
Options:
a: O=C1CN(CCc2ccc(F)cc2)CCN1[C@H]1CCc2cc(CN3CCS(=O)(=O)CC3)ccc2C1
b: c1ccc(C2(c3ccccc3)CC2C2=[NH+]CCN2)cc1
c: O=C(O[C@@H]1Cc2c(O)cc(O)cc2O[C@@H]1c1cc(O)c(O)c(O)c1)c1cc(O)c(O)c(O)c1
d: N#Cc1ccc(Cn2cncc2C[NH+](Cc2cccnc2)[C@H]2CCN(Cc3ccccc3)C2=O)cc1
e: N=c1nc(N)c(NCO)c(N)n1O
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}
[3-[(4-cyanophenyl)methyl]imidazol-4-yl]methyl-[(3S)-2-oxidanylidene-1-(phenylmethyl)pyrrolidin-3-yl]-(pyridin-3-ylmethyl)azanium