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.) NC1=N[C@@]2(CO1)c1cc(-c3cncnc3)ccc1Oc1ccc(N3CCOCC3)cc12
b.) CCCCN(CC)C/C=C/Cc1ccc(Cl)cc1
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}
(4S)-2'-morpholin-4-yl-7'-pyrimidin-5-ylspiro[5H-1,3-oxazole-4,9'-xanthene]-2-amine