C312322331333132212111133133313331323133313221211113313132332231   >>    C31232233133313221211113313331333132313331322121111331313233223   <<    C312322331333132212111133133313331323133313221211113313132332233   >>      C312322331333132212111133133313331323133313221211113313132332232   >>