Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 11.187\% 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, d, or e without using any other words.
Options:
[a] Cc1cnc(NC(=O)C2=C([O-])c3ccccc3S(=O)(=O)N2C)s1.[Na+]
[b] CCOc1cccc(OCCNC2CCCC2)c1.O=C(O)C(=O)O
[c] O=S(=O)(NCC1OCCc2ccccc21)c1ccccc1
[d] C/C(=N\O)C(C)(C)Nc1ccc(Br)cc1
[e] CC(C)(C)C(=O)/C=c1\s/c(=C\c2ccc(-c3ccc([N+](=O)[O-])cc3)o2)c(=O)n1CC(=O)NC(N)=O
Answer: b. CCOc1cccc(OCCNC2CCCC2)c1.O=C(O)C(=O)O
{#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#}
CCOc1cccc(OCCNC2CCCC2)c1.O=C(O)C(=O)O
CCOc1cccc(OCCNC2CCCC2)c1.O=C(O)C(=O)O
[C][C][O][C][=C][C][=C][C][Branch1][N][O][C][C][N][C][C][C][C][C][Ring1][Branch1][=C][Ring1][#C].[O][=C][Branch1][C][O][C][=Branch1][C][=O][O]
N-[2-(3-ethoxyphenoxy)ethyl]cyclopentanamine;oxalic acid