C31232233133313221211113313331333131211113313231333132332311331333131333221   >>    C3123223313331322121111331333133313121111331323133313233231133133313133322   <<    C31232233133313221211113313331333131211113313231333132332311331333131333223   >>      C31232233133313221211113313331333131211113313231333132332311331333131333222   >>