Task: Answer the multiple-choice question.
Query: Which compound exhibits a 1.955\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) Cc1cccc(N(C)C(=O)c2cc(S(=O)(=O)N3CCCC3)cn2C)c1
(b) O=[N+]([O-])c1ccc(/C=N/N2CCN(c3ccncc3S(=O)(=O)N3CCCCC3)CC2)cc1
Answer: b. O=[N+]([O-])c1ccc(/C=N/N2CCN(c3ccncc3S(=O)(=O)N3CCCCC3)CC2)cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=[N+]([O-])c1ccc(/C=N/N2CCN(c3ccncc3S(=O)(=O)N3CCCCC3)CC2)cc1
O=[N+]([O-])c1ccc(/C=N/N2CCN(c3ccncc3S(=O)(=O)N3CCCCC3)CC2)cc1
(E)-1-(4-nitrophenyl)-N-[4-(3-piperidin-1-ylsulfonylpyridin-4-yl)piperazin-1-yl]methanimine