Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a C[C@@H](c1ccc(-c2cccc(-c3nn[nH]n3)c2)cc1)[C@H](N)C(=O)N1CC[C@H](F)C1.O=C(O)C(F)(F)F
b Cc1cc(-c2ccc3c(c2)CCN(CCCSc2nnc(-c4ocnc4C)n2C)CC3)n(C)n1
c Cc1ccc2c(-c3nnc(SCCCN4CCc5cc6nc(C(C)C)oc6cc5CC4)n3C)cccc2n1
d CCN1CCNC(CN2CCN(C(=O)Nc3ccc(Cl)c(Cl)c3)CC2)C1
Answer: 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}
N-(3,4-dichlorophenyl)-4-[(4-ethylpiperazin-2-yl)methyl]piperazine-1-carboxamide