C132233133112121111331333133313331323132313233313331333131111211331321121   >>    C13223313311212111133133313331333132313231323331333133313111121133132112   <<    C132233133112121111331333133313331323132313233313331333131111211331321123   >>      C132233133112121111331333133313331323132313233313331333131111211331321122   >>