Chemical Structure	CAT No.	CAS	Item Group	Purity
	C4X-108729	474668-76-3	Impurity
	Tadalafil Impurity 29
	C4X-10873	171596-28-4	Impurity
	Tadalafil EP Impurity C
	C4X-108730	185750-07-6	Impurity
	Tadalafil Impurity 30
	C4X-108731	2058231-08-4	Impurity
	Tadalafil Impurity 31
	C4X-108732	N/A	Impurity
	Tadalafil Impurity 32
	C4X-108733	1598416-03-5	Impurity
	Tadalafil Impurity 33
	C4X-108734	2058231-15-3	Impurity
	Tadalafil Impurity 34
	C4X-108735	2169996-11-4	Impurity
	Tadalafil Impurity 35
	C4X-108736	N/A	Impurity
	Tadalafil Impurity 36
	C4X-108737	171489-59-1	Impurity
	Tadalafil Impurity 37