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 additional words.
Options:
(a) COc1cc2nc(N3CCN(C(=O)[C@@H]4CCCO4)CC3)nc(N)c2cc1OC
(b) O=C(NC1CCCC(O)C1)c1noc(-c2ccc(C(F)(F)F)cc2)c1CNCC1CCC1
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}
[4-(4-amino-6,7-dimethoxyquinazolin-2-yl)piperazin-1-yl]-[(2S)-oxolan-2-yl]methanone