C312322331333132212111133133313331323133313221211331333133313332313331322122321   >>    C31232233133313221211113313331333132313331322121133133313331333231333132212232   <<    C312322331333132212111133133313331323133313221211331333133313332313331322122323   >>      C312322331333132212111133133313331323133313221211331333133313332313331322122322   >>