C31232233133313221211113313331333132313331322121111331323331312321   >>    C3123223313331322121111331333133313231333132212111133132333131232   <<    C31232233133313221211113313331333132313331322121111331323331312323   >>      C31232233133313221211113313331333132313331322121111331323331312322   >>