C312322331333132212111133133313331333133322131211113313113313223313112333121   >>    C31232233133313221211113313331333133313332213121111331311331322331311233312   <<    C312322331333132212111133133313331333133322131211113313113313223313112333123   >>      C312322331333132212111133133313331333133322131211113313113313223313112333122   >>