N-Thiazolyl-5,6-dihydro-4-oxo-4H-thieno[2,3-b]thiopyran-5-carbox

N-thiolcarbonyl derivatives of N-phosphonomethylglycine

N-Thioureido and N-ureido phenylene diamines and method of prepa

N-trifluoromethyl-N-(trihalomethylthio)-amino-benzo-imide chlori

N-Trihalomethanesulfenyl carbamoyloximino di-sulfur heterocyclic

N-Triorganostannylsulfonamidothiophenes

N-[(Methoxymethyl-furyl)-methyl]-morphinans or -6,7-benzomorphan

N-[2-(Cyclopropyl) ethoxy] phenylanilide derivatives, and their

N-[2-(mercaptoalkyl)-3-mercaptoalkanoyl]-l-tryptophanes

N-[2-(nitro-1-imidazolyl)ethyl]naphthal imides

N-[2-(pyridinyl)-4-pyrimidinyl]ureas

N-[2-(Pyridinyl)-4-pyrimidinyl]ureas preparation

N-[3-(lower)alkylaminopropyl]-N'-(disubstituted)phenylureas

N-[3-(p-f-benzoyl)-propyl]-N'-[2.(nitro,nitro-el, or methoxyphen

N-[4-(3,4-methylenedioxyphenyl)-but-2-yl]-.beta.-(3,4-dihydroxyp

N-[4-(3-aminopropyl)-aminobutyl]-2-(.omega.-gua nidino-fatty-aci

N-[4-(Tert-butyl)phenylsulfenyl]-N-alkylcarbamoyl fluoride compo

N-[6,7]-Dihydroindolo[1,7-ab][1]benzazepin-2-yl)methyl/phthalimi

N-[Carboxyl(carbamoyl)carbonyl)-aminomethyl phosphonic acids

N-[N-[N-[ N-[N-(5-Oxo-L-prolyl)-L-histidyl]-L-tryptophyl]-L-sery