Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. Cc1occc1-c1ncc(OC[C@@H](N)Cc2c[nH]c3ccccc23)cc1-c1cnc2c(C)n[nH]c2n1
b. O=C(C=Cc1ccc2c(c1)CN(S(=O)(=O)C1CC1)C2)NO
c. Cc1c(Cn2c(C)nc3c(C(=O)O)cc(N4CCOCC4)cc32)cccc1C(F)(F)F
Answer: a
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}
(2S)-1-(1H-indol-3-yl)-3-[6-(2-methylfuran-3-yl)-5-(3-methyl-1H-pyrazolo[3,4-b]pyrazin-6-yl)pyridin-3-yl]oxy-propan-2-amine