C312322331333132212111133133313331323133312111133133313332322221   >>    C31232233133313221211113313331333132313331211113313331333232222   <<    C312322331333132212111133133313331323133312111133133313332322223   >>      C312322331333132212111133133313331323133312111133133313332322222   >>