Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) O=C1NC(=O)[C@@H](c2cn3c4c(cccc24)CCC3)[C@@H]1c1c[nH]c2ccccc12
b.) Cc1cccnc1CN1CCC2(CC1)C(=O)N(c1ccc(-c3ccc(-c4ccn[nH]4)cc3)cc1)C(=O)N2c1cc(O)ncn1
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}
(3R,4R)-3-(1-azatricyclo[6.3.1.04,12]dodeca-2,4,6,8(12)-tetraen-3-yl)-4-(1H-indol-3-yl)pyrrolidine-2,5-dione