C2221333133313331311233132313331333133313331323121111121133221132321   >>    C222133313331333131123313231333133313331333132312111112113322113232   <<    C2221333133313331311233132313331333133313331323121111121133221132323   >>      C2221333133313331311233132313331333133313331323121111121133221132322   >>