Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a O=C1N=c2ccccc2=[N+]1C1CC[NH+](CCCC(c2ccc(F)cc2)c2ccc(F)cc2)CC1
b NCCNC[C@@H](O)CO
c O=C(OC1C[C@@H]2CC3C[C@H](C1)[NH+]2C[C@@H]3O)c1c[nH]c2ccccc12
d Clc1ccc2nsnc2c1NC1=[NH+]CCN1
Answer: b, 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}
5-chloro-N-(4,5-dihydro-1H-imidazol-3-ium-2-yl)-2,1,3-benzothiadiazol-4-amine