Left Select: s, ms, us, ns, ps, fs, as, min, h, d, y,
Right Select: s, ms, us, ns, ps, fs, as, min, h, d, y,
Left Select: second [s], millisecond [ms], microsecond [us], nonosecond [ns], picosecond [ps], femtosecond [fs], attosecond [as], shake, minute [min], hour [h], day [d], week, month, month (synodic), year [y], year (Julian), year (leap), year (tropical), year (sidereal), day (sidereal), hour (sidereal), minute (sidereal), second (sidereal), fortnight, decade, century, millennium, septennial, octennial, novennial, quindecennial, quinquennial, Planck time,
Right Select: second [s], millisecond [ms], microsecond [us], nonosecond [ns], picosecond [ps], femtosecond [fs], attosecond [as], shake, minute [min], hour [h], day [d], week, month, month (synodic), year [y], year (Julian), year (leap), year (tropical), year (sidereal), day (sidereal), hour (sidereal), minute (sidereal), second (sidereal), fortnight, decade, century, millennium, septennial, octennial, novennial, quindecennial, quinquennial, Planck time,
