B33113313132313113313223313331323132322331313113313331323133313232211111231   >>    B3311331313231311331322331333132313232233131311331333132313331323221111123   <<    B33113313132313113313223313331323132322331313113313331323133313232211111233   >>      B33113313132313113313223313331323132322331313113313331323133313232211111232   >>