Sample_id	Sample_condition
ConditionA_rep1	ConditionA
ConditionB_rep1	ConditionB
ConditionC_rep1	ConditionC
ConditionD_rep1	ConditionD
ConditionA_rep2	ConditionA
ConditionB_rep2	ConditionB
ConditionC_rep2	ConditionC
ConditionD_rep2	ConditionD
ConditionA_rep3	ConditionA
ConditionB_rep3	ConditionB
ConditionC_rep3	ConditionC
ConditionD_rep3	ConditionD