C312322331333132212111133133313331323133313221211111211111211331311233131121   >>    C31232233133313221211113313331333132313331322121111121111121133131123313112   <<    C312322331333132212111133133313331323133313221211111211111211331311233131123   >>      C312322331333132212111133133313331323133313221211111211111211331311233131122   >>