Task: Answer the multiple choice question.
Question: Which compound exhibits a 4.680\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a NC(=O)C1CCC(NC(=O)OCc2ccccc2)CC1
b O=C(Cn1c2[n+](c3ccccc31)CC(O)CS2)c1ccccc1.[Br-]
c Cc1nn(-c2nc3ccccc3s2)c(N)c1-c1ccccc1
d Cc1ccc2c(c1)c1c(n2CC(O)CN2CCOCC2)CCCC1.Cl
Answer: b. O=C(Cn1c2[n+](c3ccccc31)CC(O)CS2)c1ccccc1.[Br-]
{#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=C(Cn1c2[n+](c3ccccc31)CC(O)CS2)c1ccccc1.[Br-]
O=C(Cn1c2[n+](c3ccccc31)CC(O)CS2)c1ccccc1.[Br-]
2-(3-hydroxy-3,4-dihydro-2H-[1,3]thiazino[2,3-b]benzimidazol-5-ium-10-yl)-1-phenylethanone;bromide