Task: Answer the MCQ question.
Query: Which compound has a 21.846\% 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, b, c, or d without using any additional words.
Options:
[a] CNc1oc(-c2ccccc2F)nc1S(=O)(=O)c1ccc(C)cc1
[b] O=C(c1n[nH]c(=O)c2ccccc12)N1CCC2(CC1)OCCO2
[c] COc1ccccc1/C=C/C(=O)Nc1ccc(S(=O)(=O)Nc2cc(C)nc(C)n2)cc1
[d] O=C(NCc1ccco1)/C(=C\C=C\c1ccccc1)NC(=O)c1ccco1
Answer: b. O=C(c1n[nH]c(=O)c2ccccc12)N1CCC2(CC1)OCCO2
{#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(c1n[nH]c(=O)c2ccccc12)N1CCC2(CC1)OCCO2
O=C(c1n[nH]c(=O)c2ccccc12)N1CCC2(CC1)OCCO2
4-(1,4-dioxa-8-azaspiro[4.5]decane-8-carbonyl)-2H-phthalazin-1-one