C312322331333132212111133133313231333132333132333132313331322132323131   >>    C31232233133313221211113313331323133313233313233313231333132213232313   <<    C312322331333132212111133133313231333132333132333132313331322132323133   >>      C312322331333132212111133133313231333132333132333132313331322132323132   >>