Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a: Cc1ccc(C2=CCN(CC=Cc3ccc4c(c3)CCC(=O)N4)CC2)cc1
b: CCOc1ccccc1OCC1CNCCO1
c: OCC1CO1
d: CN(N=O)C1CCS(=O)(=O)C1
Answer: c
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}