C3123223313331322121111331333133313231333132212111111211331311213233311231   >>    C312322331333132212111133133313331323133313221211111121133131121323331123   <<    C3123223313331322121111331333133313231333132212111111211331311213233311233   >>      C3123223313331322121111331333133313231333132212111111211331311213233311232   >>