C312322331333132212111133133313331323133313221211111211113313121133211221   >>    C31232233133313221211113313331333132313331322121111121111331312113321122   <<    C312322331333132212111133133313331323133313221211111211113313121133211223   >>      C312322331333132212111133133313331323133313221211111211113313121133211222   >>