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] CC(NCCCCc1ccccc1)C(O)c1ccc2c(c1)CCS2
[b] ClCCOP(OCCCl)OCCCl
[c] S=C(C=Cc1c[nH]cn1)N1CCOCC1
[d] CCCCCCCCCC(=O)OCCOCCOCCOC(=O)CCCCCCCCC
Answer: b
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}