Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) CCCCc1cc(OC2CCN(CCCNS(=O)(=O)CC)CC2)c2ncccc2c1.Cl.Cl
b.) Oc1nc(-c2ccc(C(F)(F)F)cc2)nc2c1CSCC2
c.) Cc1ccc([C@@]23CNC[C@@H]2C3)cc1
d.) CN1C(C(=O)Nc2ccccn2)=C(O)c2sc(Cl)cc2S1(=O)=O
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}
N-[3-[4-(6-butylquinolin-8-yl)oxypiperidin-1-yl]propyl]ethanesulfonamide;dihydrochloride