C312322331333132212111133133313331323133313221211331333132313332321331   >>    C31232233133313221211113313331333132313331322121133133313231333232133   <<    C312322331333132212111133133313331323133313221211331333132313332321333   >>      C312322331333132212111133133313331323133313221211331333132313332321332   >>