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 additional words.
Options:
(a) CC(=O)N1CCN2CCCc3c(C)c4c(n3-c3ccc(C(N)=O)c(c3)NC[C@H]2C1)CC(C)(C)CC4=O
(b) CNC1CN(c2nc(N)nc3cc(C4CCCC4)cnc23)C1
Answer: a, 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}
(19S)-17-acetyl-5,5,9-trimethyl-7-oxo-2,14,17,21-tetrazapentacyclo[20.3.1.02,10.03,8.014,19]hexacosa-1(26),3(8),9,22,24-pentaene-23-carboxamide