C222123232321333131133133313331333132313231333133311212312213133211231321   >>    C22212323232133313113313331333133313231323133313331121231221313321123132   <<    C222123232321333131133133313331333132313231333133311212312213133211231323   >>      C222123232321333131133133313331333132313231333133311212312213133211231322   >>