- u -

• U : core::chemical::element
• unfolded : core::scoring
• UNKNOWN_HYBRID : core::chemical
• UnknownAromaticity : core::chemical
• UnknownBond : core::chemical
• UnknownBondOrder : core::chemical
• UnknownConjugability : core::chemical
• UnknownElement : core::chemical::element
• UnknownIsometry : core::chemical
• UnknownRingness : core::chemical
• Uuo : core::chemical::element
• Uup : core::chemical::element
• Uus : core::chemical::element
• Uut : core::chemical::element