Blood samples for pharmacokinetic analysis were collected at 0 ( predose ) , 0.5 , 1 , 1.5 , 2 , 3 , 4 , 6 , 8 , 10 , 12 , 24 , 36 , 48 , 72 , 96 , 120 , 144 , 240 , 384 , and 480 hours after dosing of CG100649 in each sequence .