C31232233133313221211113313331333131211113313231333131232313231333111   >>    C3123223313331322121111331333133313121111331323133313123231323133311   <<    C31232233133313221211113313331333131211113313231333131232313231333113   >>      C31232233133313221211113313331333131211113313231333131232313231333112   >>