Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a Clc1ccc(COC(Cn2ccnc2)c2ccc(Cl)cc2Cl)c(Cl)c1
b NC1=N[C@@]2(CO1)c1cc(-c3cccnc3F)ccc1Oc1c(F)cc(N3CCOCC3)cc12
Answer: b
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}
(4S)-4'-fluoro-7'-(2-fluoropyridin-3-yl)-2'-morpholin-4-ylspiro[5H-1,3-oxazole-4,9'-xanthene]-2-amine