C312322331333132212111133133313331323133313221211331333132313311232313331313311   >>    C31232233133313221211113313331333132313331322121133133313231331123231333131331   <<    C312322331333132212111133133313331323133313221211331333132313311232313331313313   >>      C312322331333132212111133133313331323133313221211331333132313311232313331313312   >>