C132233133112121111331333133313331323133313331333131121133211231   >>    C13223313311212111133133313331333132313331333133313112113321123   <<    C132233133112121111331333133313331323133313331333131121133211233   >>      C132233133112121111331333133313331323133313331333131121133211232   >>